package com.itheima.chapter07.array;
//冒泡排序
public class BubbleSort2 {
    public static void main(String[] args) {
        int[] arr ={3,5,4,2,1};
        for (int i = 0; i < arr.length-1; i++) {
            for (int j= 0; j < arr.length-1-i; j++) {
                if (arr[j]>arr[j+1]) {
                    int temp =arr[j];
                    arr[j]=arr[j+1];
                    arr[j+1]=temp;
                }
            }
            printArr(arr);
        }

    }

    private static void printArr(int[] arr) {
        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i]+" ");
        }
        System.out.println();
    }
}
